var imageFiles_3i_1 = new Array();
imageFiles_3i_1['0'] = new Array ('_images/3i_CIVIL_ENGINEERING_.gif', '_images/3i_CIVIL_ENGINEERING_Mouseover.gif');

function image_on_3i_1 (position) {
   var doc = eval("document.image3i_1" + position);
   doc.src = imageFiles_3i_1[position][1];
}

function image_off_3i_1 (position) {
   var doc = eval("document.image3i_1" + position);
   doc.src = imageFiles_3i_1[position][0];
}